下列无错别字的一组是() ["知迷不悟、阴谋诡计、潜移默化、贻笑大方","首屈一指、宏福齐天、仗义执言、汗牛充栋","利令智昏、再接再厉、秣马厉兵、变本加厉","蜂拥而上、叹为观止、一愁莫展、眼花缭乱"]
华润、燕京、青岛三大啤酒商生产并销售了我国啤酒的90%以上,由此判断我国啤酒市场是() ["完全竞争市场","垄断竞争市场","寡头市场","垄断市场"]
重复买卖
关于日耳曼法的债权制度,正确的表述有() ["债权制度相当发达","契约订立注重形式","契约订立一般采用书面形式且种类较多","债务人若不能偿还到期债务一般被处罚金","侵权行为概念与近代法律含义大体相同"]
服药应用()。 ["温开水","热水","凉水","茶水"]
举例说明什么是寡头市场?